Periodic Table/Cesium/¹³⁵Cs

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¹³⁵Cs

Cesium-135

Radioactive· Half-life: 1.33 My

Nuclear Propertiesbinding energy · spin-parity · abundance

Protons (Z)

55

Neutrons (N)

80

Mass Number (A)

135

Atomic Mass

134.905977AMU

Spin / Parity

7/2+

Binding E/A

8.193keV

Natural Abundance

Trace / None

Half-life

1.33 My

Decay Modesoverview · half-life · α · β⁻ · β⁺

β⁻

100.0%

Decay Chain

¹³⁵CsCesium1.33 My

β⁻100.0%

¹³⁵BaBariumSTABLE

2-step decay chain → stable · Primary path shown

Other Isotopes of Cesium

111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152

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